Tire tread



FIG. 1 is a perspective view of a tire tread showing our design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a fragmentary enlarged front view;

FIG. 7 is an end view taken along line 7-7 in FIG. 6; and,

FIG. 8 is an end view taken along line 8-8 in FIG. 6.

Broken lines in the drawings are intended to show portions of the tire that are not being claimed, and thus form no part of the claimed invention. 

CLAIM The ornamental design for a tire tread, as shown and described. 